Cumulative index classed as Supt. of Docs. class no.: GP 3.8
Each issue includes a list of regional depository libraries
Vols. for Jan. 1951- and Jan. 1985- issued by: Superintendent of Documents; -Dec. 1984 issued by: Information Dissemination/Superintendent of Documents; -200 ; Cataloging Branch, Library Division, Library Programs Service, Superintendent of Documents; Office of Bibliographic Services, Program Planning and Coordination Service, Information Dissemination (Superintendent of Documents)
Subject index, 1900-1971. (Includes index to earlier and later titles.) 15 v.; 1951-1960. 2 v.; 1961-1965. 2 v.; 1966-1970. 2 v.; Jan. 1971-June 1976. 2 v.; July 1976-Dec. 1980. 151 microfiches; 1981-1985 (190 microfiches)
Cumulative index (incl. subject index), v. 1-5 (1995). 66 microfiches
No title page found. No copyright page found. Text occasionally runs slightly into gutter but readability is not significantly affected.